Remove gomobile from CI

golang/go#27234

Author: anacrolix

.circleci/config.yml

@@ -51,10 +51,6 @@ jobs:
       - run: go test -v -race ./... -count 2
       - run: go test -bench . ./...
       - run: set +e; CGO_ENABLED=0 go test -v ./...; true
-      - run: GO111MODULE=off go get golang.org/x/mobile/cmd/gomobile
-      - run: gomobile init
-      - run: gomobile build -target=android $PROJECT_GO_PACKAGE
-      # - run: GO111MODULE=off go install github.com/anacrolix/godo
       - run: go install ./cmd/torrentfs
       - save_cache:
           key: go-pkg-{{ checksum "go.mod" }}